NL57436C - - Google Patents
Info
- Publication number
- NL57436C NL57436C NL57436DA NL57436C NL 57436 C NL57436 C NL 57436C NL 57436D A NL57436D A NL 57436DA NL 57436 C NL57436 C NL 57436C
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
- C08H6/00—Macromolecular compounds derived from lignin, e.g. tannins, humic acids
-
- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C3/00—Tanning; Compositions for tanning
- C14C3/02—Chemical tanning
- C14C3/08—Chemical tanning by organic agents
- C14C3/24—Chemical tanning by organic agents using lignin derivatives, e.g. sulfate liquor
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE882029X | 1941-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL57436C true NL57436C (en:Method) |
Family
ID=6831546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL57436D NL57436C (en:Method) | 1941-12-29 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR882029A (en:Method) |
| NL (1) | NL57436C (en:Method) |
-
0
- NL NL57436D patent/NL57436C/xx active
-
1942
- 1942-05-13 FR FR882029D patent/FR882029A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR882029A (fr) | 1943-05-14 |